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Digital Electronics

Digital Electronics
ASCII code is a

 7-bit code
 5-bit code
 10-bit code
 8-bit code

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Digital Electronics
In an SR latch built from NOR gates, which condition is not allowed

 S=0, R=1
 S=0, R=0
 S=1, R=1
 S=1, R=0

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Digital Electronics
A flip flop is a _______ circuit.

 Combinational
 Sequential
 Both A and B
 None

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Digital Electronics
When will be the output of a NOT gate is LOW ?

 the input is HIGH and LOW.
 the input is LOW.
None of these
 the input is HIGH.

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Digital Electronics
The minimum decimal equivalent of the number 11C is

 183
 269
 268
 194

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Digital Electronics
The voltages corresponding to LOW and HIGH levels respectively are given below. Identify the voltages which correspond to positive logic system.

 5 V and 0 V
 0 V and 5 V
 1 V and -5 V
 –1.5 V and – 5 V

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